3 active UK companies are classified under telecommunications (SIC code 6420), a specialised sector. This sector falls under Section I — Transport, storage and communication — of the UK Standard Industrial Classification. The sector has a relatively low 17.8% dissolution rate — 3 of 107 registrations remain active. This is a mature sector with limited new entrants — only 0% of companies were incorporated since 2020. 1100% of active companies were formed before 2000, reflecting the sector's deep roots in the UK economy. The average company in this sector is 29.0 years old, suggesting established and stable operators.
Source: Companies House register via UVAGATRON, June 2026
A mature, established sector with companies averaging 29 years.
The telecommunications sector has a <Link href="/glossary/company-dissolution">17.8% dissolution rate</Link>. The average active company in this sector is 29 years old.
There are 3 active companies classified under SIC code 6420 (Telecommunications) in the UK, out of 107 total registered.
SIC code 6420 stands for "Telecommunications". It belongs to Section I — Transport, storage and communication of the UK Standard Industrial Classification.
Company locations vary across the UK.
The average active telecommunications company in the UK is 29 years old, with the oldest registration dating back to 1984.
Our database contains 4 data signals across 3 categories for active telecommunications companies. The largest category is Governance with 2 signals from 1 government sources.
5.9M companies, 50M+ signals from 53 government sources. Risk scores, director networks, entity analysis.